Liogluta

Key to adults of species of Korean Liogluta

1. Body fusiform (Fig. 1 H)...................................................................... Liogluta ursi

- Body subparallel to parallel-sided (Figs. 1 A–G)............................................................ 2

2. Body yellowish to reddish brown (1B–D, G)............................................................... 3

- Body dark brown to black (1A, E–F)..................................................................... 6

3. Eyes small, shorter than temples.................................................................... L. infans

- Eyes not small, about as long as or longer than temples........................................................ 4

4. Body length more than 3.5 mm; antennomere 4 about as long as wide; pronotum with impression in median region................................................................................................. .. L. granigera

- Body length less than 3.5 mm; antennomere 4 slightly transverse (Figs. 4 A, 8A); pronotum without impression in median region.............................................................................................. 5

5. Body length more than 2.5 mm; labium with ligula divided into 2 lobes at base; posterior margin of male tergite VIII with slightly crenate process in median region (Fig. 4 B).................................................... L. distans

- Body length less than 2.5 mm; labium with ligula divided into 2 lobes in basal half; posterior margin of male tergite VIII with denticulate process in median region (Fig. 8 B)............................................... L. rufescens sp. nov.

6. Body relatively broad and more sclerotized (Fig. 1 E); abdominal tergite III with one pair of anterior macrosetae; posterior mar- gin of male tergite VIII not modified (Fig. 6 B)................................................. L. jinilli sp. nov.

- Body relatively elongate and less sclerotized (Figs. 1 A–F); abdominal tergite III with two pairs of anterior macrosetae; poste- rior margin of male tergite VIII modified (Figs. 3 B, 7A)....................................................... 7

7. Body length less than 3.0 mm; antennomere 4–5 slightly transverse (Fig. 3 A); abdominal tergite III with one pair of posterior macrosetae......................................................................... L. changwhani sp. nov.

- Body length more than 3.0 mm; antennomere 4–5 about as long as wide (Fig. 7 A); abdominal tergite III with three pairs of posterior macrosetae........................................................................ L. pyonganica